AQSQID: 040190011

Site Name: Orange Grove

Location: Tucson (W Orange Grove Rd), AZ

Reporting: True, Located: True

Current AQI: 13.0

Tucson (W Orange Grove Rd) AZ, US: 32.322573, -111.037709

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 8, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 13.0
 
April 8, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
April 8, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 1.0 μg/m3 (4) 25.0
 
April 8, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -1.0 μg/m3 (0) 9.0
 
April 8, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -1.0 μg/m3 (0) 9.0
 
April 8, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.0 μg/m3 (0) 13.0
 
April 8, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) -1.0 μg/m3 (0) 14.0
 
April 7, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -2.0 μg/m3 (0) 13.0
 
April 7, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -3.0 μg/m3 (0) 7.0
 
April 7, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) -3.0 μg/m3 (0) 12.0
 
April 7, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -3.0 μg/m3 (0) 13.0
 
April 7, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) -3.0 μg/m3 (0) 12.0
 
April 7, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -1.0 μg/m3 (0) 18.0
 
April 7, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 0.0 μg/m3 (0) 17.0
 
April 7, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 3.0 μg/m3 (12) 29.0
 
April 7, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
April 7, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 0.0 μg/m3 (0) 32.0
 
April 7, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 2.0 μg/m3 (8) 37.0
 
April 7, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
April 7, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 21.0
 
April 7, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 21.0
 
April 7, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
April 7, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 7, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
April 7, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 0.0 μg/m3 (0) 13.0
 
April 7, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 0.0 μg/m3 (0) 14.0
 
April 7, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
April 7, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
April 7, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -2.0 μg/m3 (0) 8.0
 
April 7, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -2.0 μg/m3 (0) 7.0
 
April 7, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
April 6, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -3.0 μg/m3 (0) 15.0
 
April 6, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -4.0 μg/m3 (0) 18.0
 
April 6, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -3.0 μg/m3 (0) 9.0
 
April 6, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.0 μg/m3 (0) 13.0
 
April 6, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
April 6, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) -1.0 μg/m3 (0) 20.0
 
April 6, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 1.0 μg/m3 (4) 22.0
 
April 6, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 2.0 μg/m3 (8) 31.0
 
April 6, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 4.0 μg/m3 (17) 36.0
 
April 6, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
April 6, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
April 6, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
April 6, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
April 6, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
April 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
April 6, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
April 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
April 6, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
April 6, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 6, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 6, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 6, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
April 5, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -3.0 μg/m3 (0) 15.0
 
April 5, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -3.0 μg/m3 (0) 9.0
 
April 5, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -3.0 μg/m3 (0) 5.0
 
April 5, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -3.0 μg/m3 (0) 7.0
 
April 5, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
April 5, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
April 5, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
April 5, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
April 5, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 5, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
April 5, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) -1.0 μg/m3 (0) 16.0
 
April 5, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
April 5, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
April 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
April 5, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
April 5, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
April 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
April 5, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
April 5, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
April 5, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 5, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
April 5, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) -2.0 μg/m3 (0) 12.0
 
April 5, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
April 5, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
April 4, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
April 4, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (68) 1.0 μg/m3 (4) 68.0
 
April 4, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) -1.0 μg/m3 (0) 15.0
 
April 4, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) -3.0 μg/m3 (0) 10.0
 
April 4, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) -4.0 μg/m3 (0) 15.0
 
April 4, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
April 4, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
April 4, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
April 4, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 23.0
 
April 4, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 1.0 μg/m3 (4) 26.0
 
April 4, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
April 4, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
April 4, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 4, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
April 4, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
April 4, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 2.0 μg/m3 (8) 21.0
 
April 4, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 1.0 μg/m3 (4) 20.0
 
April 4, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
April 4, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
April 4, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -3.0 μg/m3 (0) 8.0
 
April 4, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) -3.0 μg/m3 (0) 12.0
 
April 4, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -1.0 μg/m3 (0) 6.0
 
April 3, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) -2.0 μg/m3 (0) 15.0
 
April 3, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) -2.0 μg/m3 (0) 10.0
 
April 3, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
April 3, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) -1.0 μg/m3 (0) 10.0
 
April 3, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -3.0 μg/m3 (0) 18.0
 
April 3, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
April 3, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
April 3, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 2.0 μg/m3 (8) 28.0
 
April 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 3.0 μg/m3 (12) 40.0
 
April 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 4.0 μg/m3 (17) 36.0
 
April 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (56) 5.0 μg/m3 (21) 56.0
 
April 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 7.0 μg/m3 (29) 40.0
 
April 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 3.0 μg/m3 (12) 44.0
 
April 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 1.0 μg/m3 (4) 28.0
 
April 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 2.0 μg/m3 (8) 18.0
 
April 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
April 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
April 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 0.0 μg/m3 (0) 16.0
 
April 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 0.0 μg/m3 (0) 23.0
 
April 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
April 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.0 μg/m3 (0) 13.0
 
April 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
April 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
April 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 0.0 μg/m3 (0) 14.0
 
April 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
April 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 0.0 μg/m3 (0) 13.0
 
April 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
April 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) -1.0 μg/m3 (0) 15.0
 
April 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
April 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
April 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 1.0 μg/m3 (4) 17.0
 
April 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) -1.0 μg/m3 (0) 24.0
 
April 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 3.0 μg/m3 (12) 28.0
 
April 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 3.0 μg/m3 (12) 25.0
 
April 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 4.0 μg/m3 (17) 46.0
 
April 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
April 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 3.0 μg/m3 (12) 33.0
 
April 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
April 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
April 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
April 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
April 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
April 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
April 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
April 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
April 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
April 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) -1.0 μg/m3 (0) 28.0
 
April 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -2.0 μg/m3 (0) 13.0
 
April 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -2.0 μg/m3 (0) 15.0
 
April 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -3.0 μg/m3 (0) 18.0
 
April 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -2.0 μg/m3 (0) 9.0
 
April 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
April 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
April 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) N/A 19.0
 
April 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 5.0 μg/m3 (21) 52.0
 
April 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 8.0 μg/m3 (33) 39.0
 
April 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 6.0 μg/m3 (25) 36.0
 
April 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 4.0 μg/m3 (17) 51.0
 
April 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
April 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 4.0 μg/m3 (17) 28.0
 
April 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
April 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 3.0 μg/m3 (12) 24.0
 
April 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 5.0 μg/m3 (21) 26.0
 
April 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
April 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
April 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
April 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0